Question

Simplify the following expression.
√-98 √-50

Answer 1

\[i \sqrt{98} i \sqrt{50}=i^2 \sqrt{2*49} \sqrt{25*2}=(-1) \sqrt{49} \sqrt{25} \sqrt{2} \sqrt{2}\]
\[=-(7)(5)(2)\]

Answer 2

\[=-35(2)=-70\]